Prepping your #taxes? Don't forget about these green write-offs:

With April’s tax deadline quickly approaching, don’t forget that many purchases you made last year to benefit the environment and your wallet may also qualify for a tax break. Whether you bought a plug-in hybrid, made home energy efficiency retrofits or donated to an environmental charity, check out Earth911’s guide to 2011’s green tax incentives. 1. At home: energy efficiency upgrades Making home energy efficiency improvements is always a good financial investment, but it was particularly smart to complete your retrofits last year. Up to $500 worth of federal tax credits for energy efficiency projects expired on Dec. 31, 2011, and it is not clear if Congress will reinstate them for this year, according to the Alliance to Save Energy . Eligible home sealing retrofits : roofs, insulation, weather stripping, caulking, windows, doors and skylights You can receive a tax credit...